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Finding the Third Proportional to 137,426 and 195,995

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Solution

The third proportional to 137,426 and 195,995 is: 279,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,426 : 195,995 = 195,995 : x
  2. Step 2: Convert to fraction form
    137,426/195,995 = 195,995/x
  3. Step 3: Cross multiply
    137,426x = 195,995 × 195,995
  4. Step 4: Simplify right side
    137,426x = 38,414,040,025
  5. Step 5: Solve for x
    x = 38,414,040,025/137,426
  6. Step 6: Final answer
    x = 279,525.27

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.